Leak-proof flange

Abstract

The utility model relates to the technical field of flanges, and discloses a leakproof flange which comprises a fixing mechanism, a connecting mechanism and auxiliary mechanisms, the fixing mechanism is located in the connecting mechanism, and the auxiliary mechanisms are located at the two ends of the connecting mechanism. The fixing mechanism comprises a connecting block, a limiting sliding block is fixedly connected to the lower end of the connecting block, a rotating ring is slidably connected to the surface of the limiting sliding block, a connecting notch is formed in the lower end of the rotating ring, a fixing sliding block is fixedly connected to the upper end of the rotating ring, and a telescopic block is slidably connected to the inner wall of the fixing sliding block. The upper end of the telescopic block is fixedly connected with a limiting top plate, and a fixing notch is formed in the lower end of the limiting top plate. Through the design that the limiting top plate is pushed to slide to drive the rotating ring to rotate in the second flange, the position of the limiting sliding block is clamped and fixed, the flanges are fixed more conveniently, and practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to flange technical field especially relates to a leakproof flange. BACKGROUND

[0002] Flange, also called flange plate or flange, is the part of mutual connection of pipe and pipe and valve, is connected in pipe end, and flange has convenient connection and use, can bear the characteristics of larger pressure.

[0003] When using flange to connect pipeline, sometimes when fixing, the fixing procedure is complicated, and it is inconvenient to use, which may affect the subsequent installation operation, affect work efficiency and be inconvenient to use. UTILITY MODEL CONTENT

[0004] To solve the above technical problems, the utility model provides a leakproof flange.

[0005] The utility model adopts the following technical scheme: a leakproof flange, including fixed mechanism, connecting mechanism and auxiliary mechanism, the fixed mechanism is located in the inside of connecting mechanism, the auxiliary mechanism is located at both ends of connecting mechanism,

[0006] The fixed mechanism includes connecting block, the lower end of connecting block is fixedly connected with limit sliding block, the surface of limit sliding block is slidably connected with rotating ring, the lower end of rotating ring is provided with connecting notch, the upper end of rotating ring is fixedly connected with fixed sliding block, the inner wall of fixed sliding block is slidably connected with telescopic block, the upper end of telescopic block is fixedly connected with limit top plate, the lower end of limit top plate is provided with fixed notch.

[0007] Through the above technical scheme, the design of using the sliding of limit top plate to drive the rotation of rotating ring in the second flange realizes the clamping and fixing of the position of limit sliding block, makes the fixing between flanges more convenient, and improves the practicability.

[0008] As a further improvement of the above scheme, the surface of connecting block is slidably connected with the inner wall of connecting notch, and the inside of rotating ring is hollow.

[0009] As a further improvement of the above scheme, the connecting mechanism includes first flange, the upper end of first flange is fixedly connected with connecting protruding block, the upper end of connecting protruding block is fixedly connected with sealing gasket, the upper end of sealing gasket is fixed with second flange, the inner wall of second flange is provided with auxiliary notch, the upper end of second flange is fixedly connected with fixed block, the upper end of second flange is provided with sliding notch, and the surface of connecting protruding block is provided with clamping ring.

[0010] By the above technical scheme, the clamping ring is used for clamping with the auxiliary notch, so that a layer of leakage protection is additionally arranged on the next layer of the sealing gasket, and the fixing of the flanges at two ends is more stable.

[0011] As a further improvement of the above scheme, the inner wall of the sliding notch is in sliding connection with the surface of the fixed sliding block, and the second flange is internally hollow.

[0012] As a further improvement of the above scheme, the auxiliary mechanism comprises a first connecting pipe, a threaded notch is formed in the inner wall of the first connecting pipe, and a second connecting pipe is arranged at the lower end of the first connecting pipe.

[0013] By the above technical scheme, the threaded notch in the inner wall of the first connecting pipe and the second connecting pipe can be more conveniently connected with other pipelines, and the practicability is improved.

[0014] As a further improvement of the above scheme, the lower end of the first connecting pipe is fixedly connected with the upper end of the second flange, and the upper end of the second connecting pipe is fixedly connected with the lower end of the first flange.

[0015] As a further improvement of the above scheme, the inner wall of the fixed notch is clamped with the surface of the telescopic block, and the surface of the rotating ring is in rotating connection with the inner wall of the second flange.

[0016] Compared with the prior art, the utility model has the advantages of:

[0017] The utility model discloses a fixing mechanism is set up, specifically is the first flange upper end's limit sliding block is aligned with the connecting notch, and the limit sliding block is pushed into the inside of rotating ring, when pulling up the limit top plate and driving telescopic block to slide in the inner wall of fixed sliding block and go up, again pull the limit top plate and drive fixed sliding block to slide in the inner wall of sliding notch, and when sliding to the bottom, the limit top plate is pressed down again, and the inner wall of fixed notch is clamped with the surface of fixed block, is used to limit the rotation of rotating ring, and is fixed, and the design that the limit top plate slides and drives rotating ring to rotate in the inside of second flange realizes the clamping fixing of the position of limit sliding block, and makes fixed more convenient.

[0018] The utility model discloses a connecting mechanism is set up, specifically is first flange and second flange's connecting port are aligned first, and then when first flange and second flange are connected, the clamping ring on the surface of first flange is clamped with auxiliary notch, and a layer of leakage protection is additionally arranged on the next layer of the sealing gasket, and the fixing of the flanges at two ends is more stable. ACCURACY OF DRAWINGS

[0019] Figure 1 It is overall connection structure schematic view of the utility model;

[0020] Figure 2 It is overall structure schematic view of the utility model;

[0021] Figure 3 For the utility model Figure 2 A place amplification structure schematic view;

[0022] Figure 4 For the utility model fixed mechanism structure schematic view;

[0023] Figure 5 For the utility model second flange connection structure schematic view.

[0024] Main symbol explanation:

[0025] 1, fixed mechanism;101, connecting block;102, limit sliding block;103, rotating ring;104, connecting notch;105, fixed sliding block;106, telescopic block;107, limit top plate;108, fixed notch;2, connecting mechanism;201, first flange;202, connecting protrusion;203, second flange;204, auxiliary notch;205, sealing gasket;206, fixed block;207, sliding notch;208, clamping ring;3, auxiliary mechanism;301, first connecting pipe;302, second threaded notch;303, second connecting pipe. Specific implementation

[0026] Below, combining with the specific implementation of the utility model is further described, need to explain is, in the premise of not conflicting, the following description of each embodiment or each technical feature between can be arbitrarily combined to form new embodiment. Embodiment

[0027] Please combine Figures 1-5 , a kind of leakage-proof flange of the embodiment, including fixed mechanism 1, connecting mechanism 2 and auxiliary mechanism 3, fixed mechanism 1 is located in the inside of connecting mechanism 2, auxiliary mechanism 3 is located at both ends of connecting mechanism 2;

[0028] Fixed mechanism 1 includes connecting block 101, the lower end of connecting block 101 is fixedly connected with limit sliding block 102, the surface of limit sliding block 102 is slidably connected with rotating ring 103, the lower end of rotating ring 103 is provided with connecting notch 104, the upper end of rotating ring 103 is fixedly connected with fixed sliding block 105, the inner wall of fixed sliding block 105 is slidably connected with telescopic block 106, the upper end of telescopic block 106 is fixedly connected with limit top plate 107, the lower end of limit top plate 107 is provided with fixed notch 108, using limit top plate 107 sliding drives rotating ring 103 to rotate in the design of second flange 203, the position of limit sliding block 102 is clamped and fixed, so that the fixation between flanges is more convenient, and practicality is improved.

[0029] The surface of the connecting block 101 is in sliding connection with the inner wall of the connecting notch 104, and the inside of the rotating ring 103 is hollow.

[0030] The connecting mechanism 2 comprises a first flange 201, the upper end of the first flange 201 is fixedly connected with a connecting protruding block 202, the upper end of the connecting protruding block 202 is fixedly connected with a sealing gasket 205, the upper end of the sealing gasket 205 is fixedly connected with a second flange 203, the inner wall of the second flange 203 is provided with an auxiliary notch 204, the upper end of the second flange 203 is fixedly connected with a fixed block 206, the upper end of the second flange 203 is provided with a sliding notch 207, the surface of the connecting protruding block 202 is provided with a clamping ring 208, and the clamping ring 208 on the surface of the first flange 201 is clamped with the auxiliary notch 204 when the first flange 201 and the second flange 203 are connected. A layer of leakage protection is additionally arranged at the next layer of the sealing gasket 205, and the fixation of the two end flanges is more stable.

[0031] The inner wall of the sliding notch 207 is in sliding connection with the surface of the fixed sliding block 105, and the inside of the second flange 203 is hollow.

[0032] The auxiliary mechanism 3 comprises a first connecting pipe 301, the inner wall of the first connecting pipe 301 is provided with a threaded notch 302, the lower end of the first connecting pipe 301 is provided with a second connecting pipe 303, and the threaded notches 302 in the inner walls of the first connecting pipe 301 and the second connecting pipe 303 can be more conveniently connected with other pipelines, improving the practicability.

[0033] The lower end of the first connecting pipe 301 is fixedly connected with the upper end of the second flange 203, and the upper end of the second connecting pipe 303 is fixedly connected with the lower end of the first flange 201.

[0034] The inner wall of the fixed notch 108 is clamped with the surface of the telescopic block 106, and the surface of the rotating ring 103 is in rotating connection with the inner wall of the second flange 203.

[0035] The implementation principle of the leak-proof flange in the embodiment of the application is as follows: when the device is used, first, the connecting ports of the first flange 201 and the second flange 203 are aligned, then the limiting sliding block 102 at the upper end of the first flange 201 is aligned with the connecting notch 104, then the first flange 201 and the second flange 203 are pushed inward to drive the limiting sliding block 102 into the inner part of the rotating ring 103, at this time, the limiting top plate 107 is pulled up to drive the telescopic block 106 to slide on the inner wall of the fixed sliding block 105 and move upward, then the limiting top plate 107 is pulled again to drive the fixed sliding block 105 to slide on the inner wall of the sliding notch 207, when sliding to the bottom, the limiting top plate 107 is pressed down again to make the inner wall of the fixed notch 108 and the surface of the fixed block 206 be clamped, so as to limit the rotation of the rotating ring 103 and fix it, the design that the limiting top plate 107 slides to drive the rotating ring 103 to rotate in the second flange 203 realizes the clamping and fixing of the position of the limiting sliding block 102, so that the fixing between the flanges is more convenient, and the practicality is improved, when the first flange 201 and the second flange 203 are connected, the clamping ring 208 on the surface of the first flange 201 is clamped with the auxiliary notch 204, so that a layer of leak-proof protection is added under the next layer of the sealing gasket 205, and the fixing of the flanges at two ends is more stable, the threaded notches 302 in the inner walls of the first connecting pipe 301 and the second connecting pipe 303 can be more conveniently connected with other pipelines, and the practicality is improved.

[0036] The above embodiment is only a preferred embodiment of the application, and cannot be used to limit the range of protection of the application, and any non-substantial change and replacement made by a person skilled in the art on the basis of the application belongs to the range of protection of the application.

Claims

1. A leak-tight flange, characterized in that, Including fixed mechanism (1), connecting mechanism (2) and auxiliary mechanism (3), the fixed mechanism (1) is located in the inside of connecting mechanism (2), the auxiliary mechanism (3) is located at both ends of connecting mechanism (2); The fixed mechanism (1) includes connecting block (101), the lower end of connecting block (101) is fixedly connected with limit sliding block (102), the surface of limit sliding block (102) is slidably connected with rotating ring (103), the lower end of rotating ring (103) is provided with connecting notch (104), the upper end of rotating ring (103) is fixedly connected with fixed sliding block (105), the inner wall of fixed sliding block (105) is slidably connected with telescopic block (106), the upper end of telescopic block (106) is fixedly connected with limit top plate (107), the lower end of limit top plate (107) is provided with fixed notch (108).

2. A leak-tight flange as claimed in claim 1, characterized in that: The surface of connecting block (101) is slidably connected with the inner wall of connecting notch (104), and the rotating ring (103) is hollow inside.

3. A leak-tight flange as defined in claim 1, characterized in that: The connecting mechanism (2) includes first flange (201), the upper end of first flange (201) is fixedly connected with connecting protruding block (202), the upper end of connecting protruding block (202) is fixedly connected with sealing gasket (205), the upper end of sealing gasket (205) is fixedly connected with second flange (203), the inner wall of second flange (203) is provided with auxiliary notch (204), the upper end of second flange (203) is fixedly connected with fixed block (206), the upper end of second flange (203) is provided with sliding notch (207), and the surface of connecting protruding block (202) is provided with clamping ring (208).

4. A leak-tight flange as claimed in claim 3, characterized in that: The inner wall of sliding notch (207) is slidably connected with the surface of fixed sliding block (105), and the second flange (203) is hollow inside.

5. A leak-tight flange as defined in claim 1, wherein: The auxiliary mechanism (3) includes first connecting pipe (301), the inner wall of first connecting pipe (301) is provided with threaded notch (302), and the lower end of first connecting pipe (301) is provided with second connecting pipe (303).

6. A leak-tight flange as claimed in claim 5, characterized in that: The lower end of first connecting pipe (301) is fixedly connected with the upper end of second flange (203), and the upper end of second connecting pipe (303) is fixedly connected with the lower end of first flange (201).

7. A leak-tight flange as defined in claim 1, wherein: The inner wall of fixed notch (108) is clamped with the surface of telescopic block (106), and the surface of rotating ring (103) is rotatably connected with the inner wall of second flange (203).

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